Watch List notes:

ROMAN EMPIRE. Severus Alexander. AD. 222-235. AR Denarius (3.28 gm; 20 mm). Rome mint, 223 AD. IMP C M AVR SEV ALEXAND AVG Bust laureate, draped right / P M TR P - II - COS P P Mars standing left holding branch and spear. BM 92; Cohen 231; RIC 23. Sharply struck on a nice broad flan. Choice AU. Lightly toned with some luster.